Programming Quiz UNIT 3

What is an expression in programming?

• A combination of operators and values that evaluates to a single value.

• A variable that holds a single value.

• A line of executable code.

• A geometric shape with equal sides.

What does an assignment operator do?

• Adds one to a number.

• Changes the value represented by a variable.

• Stores a value in a named variable.

• Executes a program step by step.

What is a polygon in geometric terms?

• A line of executable code.

• A geometric shape with all sides of equal length and angles with equivalent values.

• A process of repeating instructions.

• A high-level textual algorithm.

What is the purpose of pseudocode?

• To execute a program step by step.

• To mimic a programming language in a high-level textual form.

• To add one to a number.

• To store a value in a named variable.

What is the smallest unit of data in a computer?

• Byte

• Bit

• Binary

• Parameter

What is a byte?

• A single binary digit.

• A unit of data that is eight binary digits long.

• A numbering scheme with two possible values.

• A formal argument in a subroutine.

What is the definition of a variable in programming?

• A combination of operators and values.

• An abstraction inside the program that can hold a value.

• A line of executable code.

• A process of repeating instructions.

What is the role of parameters in a subroutine?

• To execute a program step by step.

• To refer to one of the pieces of data provided as input.

• To add one to a number.

• To store a value in a named variable.

What does the term 'binary' refer to?

• A process of repeating instructions.

• A numbering scheme with two possible values for each digit.

• A high-level textual algorithm.

• A geometric shape with equal sides.

What is the purpose of debugging?

• To execute a program step by step.

• To identify and remove errors from a program or code.

• To add one to a number.

• To store a value in a named variable.